Swirl pillow



FIG. 1 is a top perspective view of a swirl pillow showing my new design;

FIG. 2 is a bottom perspective view thereof to a different scale;

FIG. 3 is a bottom plan view thereof on a smaller scale; and

FIG. 4 is a side elevational view thereof on the same scale as FIGS. 1 and 2 . 

The ornamental design for a swirl pillow, as shown and described. 